Stereoselective Synthesis of the Phorboxazole A Macrolide by Ring-Closing Metathesis

2006 ◽  
Vol 8 (23) ◽  
pp. 5223-5226 ◽  
Author(s):  
Bo Wang ◽  
Craig J. Forsyth
Author(s):  
Palakodety Radha Krishna ◽  
Krishnarao Lopinti ◽  
K L N Reddy

A short stereoselective synthesis of (+)-(6R,2′S)-cryptocaryalactone was successfully completed. Key steps included the application of Carreira’s asymmetric alkynylation reaction to form a propargylic alcohol and subsequently lactone formation using the powerful ring-closing metathesis reaction.


Synlett ◽  
2018 ◽  
Vol 29 (07) ◽  
pp. 908-911 ◽  
Author(s):  
K. Babu ◽  
Arramshetti Venkanna ◽  
Borra Poornima ◽  
Bandi Siva ◽  
B. Babu

A stereoselective synthesis of the dibenzocyclooctadiene ­lignan core of the natural product schisandrene is described. Starting from readily available gallic acid, the synthetic strategy involves Suzuki–Miyaura cross-coupling, Stille reaction, and ring-closing metathesis (RCM) in the reaction sequence. The required asymmetric center at C-7′ was established by an asymmetric reduction of a keto compound using the Corey–Bakshi–Shibata (CBS) catalyst. In our approach, the eight-membered ring was achieved by RCM for the first time.


ChemInform ◽  
2001 ◽  
Vol 32 (1) ◽  
pp. no-no
Author(s):  
David R. Williams ◽  
Michael P. Clark ◽  
Ulrich Emde ◽  
Martin A. Berliner

Author(s):  
Miguel Carda ◽  
Santiago Rodríguez ◽  
Florenci González ◽  
Encarnación Castillo ◽  
Alicia Villanueva ◽  
...  

2015 ◽  
Vol 98 (3) ◽  
pp. 386-399 ◽  
Author(s):  
Kammari Bal Raju ◽  
Bejjanki Naveen Kumar ◽  
Bandari Sampath Kumar ◽  
Kommu Nagaiah

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